fix handling of default pns in the backend (they don't need table entries)

[libfirm] / ir / be / bespillbelady.c

diff --git a/ir/be/bespillbelady.c b/ir/be/bespillbelady.c
index 948278f..2bfa9de 100644 (file)
--- a/ir/be/bespillbelady.c
+++ b/ir/be/bespillbelady.c
@@ -373,7 +373,7 @@ static void displace(workset_t *new_vals, int is_usage)
                                //be_add_spill(senv, val, instr);
                        }
 
-                       if (! ir_nodeset_contains(&used, val)) {
+                       if (!is_Phi(val) && ! ir_nodeset_contains(&used, val)) {
                                workset_remove(ws_start, val);
                                DBG((dbg, DBG_DECIDE, "    (and removing %+F from start workset)\n", val));
                        }